ViewPreparer preparer = ((BasicTilesContainer)container).getPreparerFactory().getPreparer(preparerName, context);
if (preparer == null && ignoreMissing) {
return;
}
if (preparer == null) {
throw new NoSuchPreparerException("Preparer '" + preparerName + " not found");
}
AttributeContext attributeContext = BasicAttributeContext.getContext(context);
preparer.execute(context, attributeContext);
}